New Jersey Registered Dental Assisting
Preparation, RDA Final Review Questions
(ANSWERED) | 431 QUESTIONS
Attrition/Bruxism Correct Answer: Wearing away of incisal/occlusal surfaces of
teeth, grinding, or clenching
Does fluoride control the slowing demineralization and enhancing reminerilization
of the teeth? Correct Answer: True
The relationship between diet and dental carries normally involves all of the
following Streptococcus mutans, lactobacillus, fermentable carbohydrate, adequate
oral hygiene, a susceptible host except? Correct Answer: Susceptible host
Topical Fluoride is available in the following forms. Correct Answer: Rinses,
foams, varnishes and prescription tablets.
The sticky mass that grows on the teeth and contains bacteria is? Correct Answer:
Plaque
RDA's can perform specific expanded functions except? Correct Answer:
Condensing filling material in the tooth.
The bacteria responsible for dental decay are? Correct Answer: Lactobacilli, and
mutan streptococci
Patients who receive gel or foam fluoride treatments need to avoid eating, drinking
or rinsing for ___ minutes after the procedure? Correct Answer: 30
What best describes the definition of cariogenic? Correct Answer: Tendency to
produce dental caries
Chronic ( long-term) over exposure to even low concentrations of fluoride can
result in ? Correct Answer: Flurosis
____________is the nutrient required to cause dental caries. Correct Answer:
Carbohydrates
,___________ is the level of supervision that involves the Dental Auxiliary
performing certain delegated duties as instructed by the dentist while he/she be
physically be present in the office. Correct Answer: Direct supervision
For Patients with high risk caries rate, what percent of Stannous Fluoride is in the
prescription strength rinses? Correct Answer: 0.63%- According to the
manufacturer
What type of sugar is considered to be the most cariogenic? Correct Answer:
Sucrose
What is the name of the only artificial sweetener that actually prevents caries?
Correct Answer: Xylitol
What is another term use to name toothpaste? Correct Answer: Dentifrice
What type of toothbrush is most recommended to patients for oral hygiene at
home? Correct Answer: Soft
Denture Care Correct Answer: Mild soap, denture tooth brush, non abrasive
denture cleaning tablets
The purpose of tooth paste is to? Correct Answer: Removes food and contains
abrasive to remove stains.
What is the primary source of everyday topical fluoride? Correct Answer:
Toothpaste
When filling the fluoride tray with gel or foam, fill the tray about? Correct Answer:
1/3 full
What type of agent will allow for teaching to patients that they are not brushing
adequately? Correct Answer: Disclosing agent (snoop)
What type of procedure is a topical in the office fluoride treatment? Correct
Answer: Preventative
Which procedure can not be performed after the application of a fluoride
treatment? Correct Answer: Before placement of ortho bands, before sealants,
before bonding laminates.
,In developing a prevention program the dental team must Correct Answer: Asses
the individual of the educational skills and ability, determine needs based on oral
condition; assessment, Be effective and simple.
What is the most important aspect or purpose of coronal polishing? Correct
Answer: It is used to remove stain and plaque from coronal surfaces.
The caries can be slowed or prevented by? Correct Answer: using fluoride,
flossing along with brushing.
What is the name of the finger rest that is utilized in dentistry that controls and
stabilizes the hand while working on a patient? Correct Answer: Fulcrum ( ring
finger)
What type of appearance will a tooth have after it has been etched, rinsed and dried
with evacuation? Correct Answer: Frosted appearance
Xerostoma Correct Answer: Dryness of the mouth
Rampant caries can be caused by Correct Answer: Infrequent flossing, eating a
diet high in complex carbohydrates, and putting a child to bed with a bottle.
When utilizing etchant during a dental procedure in order for bonding material to
adhere to dentin, what layer is removed by using the etchant? Correct Answer:
The smear layer
How long is etchant left on a tooth before removing with evacuation? Correct
Answer: At least 15-20 seconds
What type of matrix would be utilized when completing a composite restoration on
an anterior tooth? Correct Answer: Myler strip, plastic clear strip
What classification of carries would render the use of a matrix band or contact
matrix? Correct Answer: Class II
M.O.D
Matrix Band Correct Answer: taking form or helping to develop
, inicpient caries is best termed as Correct Answer: small areas (in between the
teeth)that show signs of demineralization
What is the scientific name of etchant? Correct Answer: Phosphoric or Maleic
acid
What teeth are the most difficult to reach when using fulcrum during a dental
procedure? Correct Answer: Maxillary posterior
What will prevent or decrease the rate of abrasion when performing coronal
polishing? Correct Answer: light pressure
What is the micro abrasion or air abrasion in Dentistry? Correct Answer: used for
chair-side cleaning of cast (lab) appliances like porcelain crowns, fixed
prosthodontics
What is the first step in the process of a bonded restoration? Correct Answer:
Conditioning or etching the enamel and dentin
How long when evacuating with HVE is the tooth rinsed after etchant is removed.
Correct Answer: 10-15 seconds
Dentin Correct Answer: The second layer of the tooth; where tubules are located.
Enamel Correct Answer: What the crown of the tooth is made up of; strong.
Pumice Correct Answer: lab material; used to help for a better bonded restoration.
An advantage of Glass Ionomer (cement or restoration) compared to composite is?
Correct Answer: It has been proven that it releases fluoride.
The three most common methods used to isolate a specific area of the mouth
include? Correct Answer: Cotton roll, dry angles, dental dam
Dental dams are made of either latex or latex free material and some types come
precut as squares that measure? Correct Answer: 5x5- Child, 6x6- Adult
The post-op instructions for a temporary crown include not eating anything sticky
or chewy that may dislodge the temporary. Correct Answer: True
Preparation, RDA Final Review Questions
(ANSWERED) | 431 QUESTIONS
Attrition/Bruxism Correct Answer: Wearing away of incisal/occlusal surfaces of
teeth, grinding, or clenching
Does fluoride control the slowing demineralization and enhancing reminerilization
of the teeth? Correct Answer: True
The relationship between diet and dental carries normally involves all of the
following Streptococcus mutans, lactobacillus, fermentable carbohydrate, adequate
oral hygiene, a susceptible host except? Correct Answer: Susceptible host
Topical Fluoride is available in the following forms. Correct Answer: Rinses,
foams, varnishes and prescription tablets.
The sticky mass that grows on the teeth and contains bacteria is? Correct Answer:
Plaque
RDA's can perform specific expanded functions except? Correct Answer:
Condensing filling material in the tooth.
The bacteria responsible for dental decay are? Correct Answer: Lactobacilli, and
mutan streptococci
Patients who receive gel or foam fluoride treatments need to avoid eating, drinking
or rinsing for ___ minutes after the procedure? Correct Answer: 30
What best describes the definition of cariogenic? Correct Answer: Tendency to
produce dental caries
Chronic ( long-term) over exposure to even low concentrations of fluoride can
result in ? Correct Answer: Flurosis
____________is the nutrient required to cause dental caries. Correct Answer:
Carbohydrates
,___________ is the level of supervision that involves the Dental Auxiliary
performing certain delegated duties as instructed by the dentist while he/she be
physically be present in the office. Correct Answer: Direct supervision
For Patients with high risk caries rate, what percent of Stannous Fluoride is in the
prescription strength rinses? Correct Answer: 0.63%- According to the
manufacturer
What type of sugar is considered to be the most cariogenic? Correct Answer:
Sucrose
What is the name of the only artificial sweetener that actually prevents caries?
Correct Answer: Xylitol
What is another term use to name toothpaste? Correct Answer: Dentifrice
What type of toothbrush is most recommended to patients for oral hygiene at
home? Correct Answer: Soft
Denture Care Correct Answer: Mild soap, denture tooth brush, non abrasive
denture cleaning tablets
The purpose of tooth paste is to? Correct Answer: Removes food and contains
abrasive to remove stains.
What is the primary source of everyday topical fluoride? Correct Answer:
Toothpaste
When filling the fluoride tray with gel or foam, fill the tray about? Correct Answer:
1/3 full
What type of agent will allow for teaching to patients that they are not brushing
adequately? Correct Answer: Disclosing agent (snoop)
What type of procedure is a topical in the office fluoride treatment? Correct
Answer: Preventative
Which procedure can not be performed after the application of a fluoride
treatment? Correct Answer: Before placement of ortho bands, before sealants,
before bonding laminates.
,In developing a prevention program the dental team must Correct Answer: Asses
the individual of the educational skills and ability, determine needs based on oral
condition; assessment, Be effective and simple.
What is the most important aspect or purpose of coronal polishing? Correct
Answer: It is used to remove stain and plaque from coronal surfaces.
The caries can be slowed or prevented by? Correct Answer: using fluoride,
flossing along with brushing.
What is the name of the finger rest that is utilized in dentistry that controls and
stabilizes the hand while working on a patient? Correct Answer: Fulcrum ( ring
finger)
What type of appearance will a tooth have after it has been etched, rinsed and dried
with evacuation? Correct Answer: Frosted appearance
Xerostoma Correct Answer: Dryness of the mouth
Rampant caries can be caused by Correct Answer: Infrequent flossing, eating a
diet high in complex carbohydrates, and putting a child to bed with a bottle.
When utilizing etchant during a dental procedure in order for bonding material to
adhere to dentin, what layer is removed by using the etchant? Correct Answer:
The smear layer
How long is etchant left on a tooth before removing with evacuation? Correct
Answer: At least 15-20 seconds
What type of matrix would be utilized when completing a composite restoration on
an anterior tooth? Correct Answer: Myler strip, plastic clear strip
What classification of carries would render the use of a matrix band or contact
matrix? Correct Answer: Class II
M.O.D
Matrix Band Correct Answer: taking form or helping to develop
, inicpient caries is best termed as Correct Answer: small areas (in between the
teeth)that show signs of demineralization
What is the scientific name of etchant? Correct Answer: Phosphoric or Maleic
acid
What teeth are the most difficult to reach when using fulcrum during a dental
procedure? Correct Answer: Maxillary posterior
What will prevent or decrease the rate of abrasion when performing coronal
polishing? Correct Answer: light pressure
What is the micro abrasion or air abrasion in Dentistry? Correct Answer: used for
chair-side cleaning of cast (lab) appliances like porcelain crowns, fixed
prosthodontics
What is the first step in the process of a bonded restoration? Correct Answer:
Conditioning or etching the enamel and dentin
How long when evacuating with HVE is the tooth rinsed after etchant is removed.
Correct Answer: 10-15 seconds
Dentin Correct Answer: The second layer of the tooth; where tubules are located.
Enamel Correct Answer: What the crown of the tooth is made up of; strong.
Pumice Correct Answer: lab material; used to help for a better bonded restoration.
An advantage of Glass Ionomer (cement or restoration) compared to composite is?
Correct Answer: It has been proven that it releases fluoride.
The three most common methods used to isolate a specific area of the mouth
include? Correct Answer: Cotton roll, dry angles, dental dam
Dental dams are made of either latex or latex free material and some types come
precut as squares that measure? Correct Answer: 5x5- Child, 6x6- Adult
The post-op instructions for a temporary crown include not eating anything sticky
or chewy that may dislodge the temporary. Correct Answer: True
